JPS5697091A - Expansion device for expansion ladder - Google Patents

Expansion device for expansion ladder

Info

Publication number
JPS5697091A
JPS5697091A JP17123679A JP17123679A JPS5697091A JP S5697091 A JPS5697091 A JP S5697091A JP 17123679 A JP17123679 A JP 17123679A JP 17123679 A JP17123679 A JP 17123679A JP S5697091 A JPS5697091 A JP S5697091A
Authority
JP
Japan
Prior art keywords
expansion
ladder
expansion device
expansion ladder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP17123679A
Other languages
Japanese (ja)
Inventor
Kiyougo Sumiya
Hisayuki Shimokura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP17123679A priority Critical patent/JPS5697091A/en
Publication of JPS5697091A publication Critical patent/JPS5697091A/en
Pending legal-status Critical Current

Links

Landscapes

  • Ladders (AREA)
JP17123679A 1979-12-29 1979-12-29 Expansion device for expansion ladder Pending JPS5697091A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17123679A JPS5697091A (en) 1979-12-29 1979-12-29 Expansion device for expansion ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17123679A JPS5697091A (en) 1979-12-29 1979-12-29 Expansion device for expansion ladder

Publications (1)

Publication Number Publication Date
JPS5697091A true JPS5697091A (en) 1981-08-05

Family

ID=15919560

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17123679A Pending JPS5697091A (en) 1979-12-29 1979-12-29 Expansion device for expansion ladder

Country Status (1)

Country Link
JP (1) JPS5697091A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0814487A (en) * 1994-06-30 1996-01-16 Toyotsukusu:Kk Heat insulating hose
KR100725267B1 (en) 2006-04-19 2007-06-04 (주)관동건업 Ladder apparatus for disaster escape

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0814487A (en) * 1994-06-30 1996-01-16 Toyotsukusu:Kk Heat insulating hose
KR100725267B1 (en) 2006-04-19 2007-06-04 (주)관동건업 Ladder apparatus for disaster escape

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